Display riser stand



FIG. 1 is front view of a display riser stand showing my/our new design;

FIG. 2 is a back view thereof;

FIG. 3 is a top side view thereof;

FIG. 4 is a bottom side view thereof;

FIG. 5 is a left view thereof; and,

FIG. 6 is a right view thereof.

The broken lines depict portions of the article form no part of the claimed design. 

CLAIM The ornamental design for a display riser stand, as shown and described. 